Commit ba4903f9 authored by Felix Fietkau's avatar Felix Fietkau Committed by John W. Linville

ath9k: implement .tx_last_beacon()

Signed-off-by: default avatarFelix Fietkau <nbd@openwrt.org>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 75517329
......@@ -397,6 +397,9 @@ struct ath_beacon {
struct ath_descdma bdma;
struct ath_txq *cabq;
struct list_head bbuf;
bool tx_processed;
bool tx_last;
};
void ath_beacon_tasklet(unsigned long data);
......
......@@ -18,6 +18,12 @@
#define FUDGE 2
static void ath9k_reset_beacon_status(struct ath_softc *sc)
{
sc->beacon.tx_processed = false;
sc->beacon.tx_last = false;
}
/*
* This function will modify certain transmit queue properties depending on
* the operating mode of the station (AP or AdHoc). Parameters are AIFS
......@@ -72,6 +78,8 @@ static void ath_beacon_setup(struct ath_softc *sc, struct ath_vif *avp,
struct ieee80211_supported_band *sband;
u8 rate = 0;
ath9k_reset_beacon_status(sc);
ds = bf->bf_desc;
flags = ATH9K_TXDESC_NOACK;
......@@ -134,6 +142,8 @@ static struct ath_buf *ath_beacon_generate(struct ieee80211_hw *hw,
struct ieee80211_tx_info *info;
int cabq_depth;
ath9k_reset_beacon_status(sc);
avp = (void *)vif->drv_priv;
cabq = sc->beacon.cabq;
......@@ -644,6 +654,8 @@ static void ath_beacon_config_adhoc(struct ath_softc *sc,
struct ath_common *common = ath9k_hw_common(ah);
u32 tsf, delta, intval, nexttbtt;
ath9k_reset_beacon_status(sc);
tsf = ath9k_hw_gettsf32(ah) + TU_TO_USEC(FUDGE);
intval = TU_TO_USEC(conf->beacon_interval & ATH9K_BEACON_PERIOD);
......
......@@ -2324,6 +2324,45 @@ static bool ath9k_tx_frames_pending(struct ieee80211_hw *hw)
return false;
}
int ath9k_tx_last_beacon(struct ieee80211_hw *hw)
{
struct ath_softc *sc = hw->priv;
struct ath_hw *ah = sc->sc_ah;
struct ieee80211_vif *vif;
struct ath_vif *avp;
struct ath_buf *bf;
struct ath_tx_status ts;
int status;
vif = sc->beacon.bslot[0];
if (!vif)
return 0;
avp = (void *)vif->drv_priv;
if (!avp->is_bslot_active)
return 0;
if (!sc->beacon.tx_processed) {
tasklet_disable(&sc->bcon_tasklet);
bf = avp->av_bcbuf;
if (!bf || !bf->bf_mpdu)
goto skip;
status = ath9k_hw_txprocdesc(ah, bf->bf_desc, &ts);
if (status == -EINPROGRESS)
goto skip;
sc->beacon.tx_processed = true;
sc->beacon.tx_last = !(ts.ts_status & ATH9K_TXERR_MASK);
skip:
tasklet_enable(&sc->bcon_tasklet);
}
return sc->beacon.tx_last;
}
struct ieee80211_ops ath9k_ops = {
.tx = ath9k_tx,
.start = ath9k_start,
......@@ -2348,4 +2387,5 @@ struct ieee80211_ops ath9k_ops = {
.set_coverage_class = ath9k_set_coverage_class,
.flush = ath9k_flush,
.tx_frames_pending = ath9k_tx_frames_pending,
.tx_last_beacon = ath9k_tx_last_beacon,
};
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